:root{--bg: #f5f7fa;--bg-card: #ffffff;--bg-input: #f9fafb;--border: #e2e8f0;--text: #1e293b;--text-muted: #64748b;--primary: #2563eb;--primary-hover: #1d4ed8;--danger: #ef4444;--danger-hover: #dc2626;--success: #16a34a;--warning: #d97706;--radius: 8px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;overflow:hidden}#root{display:flex;height:100vh}.sidebar{width:220px;min-width:220px;background:#fff;border-right:1px solid var(--border);display:flex;flex-direction:column;padding:12px 0 16px}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:4px 12px 16px;margin-bottom:4px;border-bottom:1px solid var(--border)}.sidebar-brand-mark{width:36px;height:36px;object-fit:contain;flex-shrink:0;border-radius:8px}.sidebar-brand-text{flex:1;min-width:0;text-align:left}.sidebar-logo{font-size:17px;font-weight:700;color:var(--text);letter-spacing:-.3px;line-height:1.2}.sidebar-logo span{color:var(--primary)}.sidebar-subtitle{font-size:10px;color:var(--text-muted);margin-top:2px;text-transform:uppercase;letter-spacing:1px}.sidebar-nav{display:flex;flex-direction:column;gap:2px;padding:12px 8px 0;flex:1}.sidebar-btn{display:flex;align-items:center;gap:10px;padding:10px 14px;border:none;background:transparent;color:var(--text-muted);font-size:13px;border-radius:var(--radius);cursor:pointer;transition:all .15s}.sidebar-btn:hover{background:#f1f5f9;color:var(--text)}.sidebar-btn.active{background:#eff6ff;color:var(--primary);font-weight:600}.sidebar-footer{padding:12px 16px;border-top:1px solid var(--border);margin-top:auto}.sidebar-server{font-size:11px;color:var(--text-muted);word-break:break-all}.sidebar-status{display:flex;align-items:center;gap:6px;font-size:11px;margin-top:4px}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--danger)}.status-dot.online{background:var(--success)}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.page-header{padding:20px 28px 16px;border-bottom:1px solid var(--border)}.page-title{font-size:20px;font-weight:700;color:var(--text)}.page-desc{font-size:13px;color:var(--text-muted);margin-top:2px}.page-body{flex:1;overflow-y:auto;padding:24px 28px}.login-wrapper{display:flex;align-items:center;justify-content:center;height:100vh;width:100vw;background:var(--bg)}.login-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:40px;width:400px;max-width:90vw}.login-brand{display:flex;align-items:center;gap:14px;margin-bottom:24px}.login-brand-mark{width:48px;height:48px;object-fit:contain;flex-shrink:0;border-radius:10px}.login-title{font-size:24px;font-weight:700;color:var(--text);letter-spacing:-.4px;line-height:1.15;margin-bottom:2px}.login-title span{color:var(--primary)}.login-card .sub{font-size:12px;color:var(--text-muted);text-align:left;margin-bottom:0}.login-brand+.form-field{margin-top:22px}.form-field{display:flex;flex-direction:column;gap:4px}.form-field+.form-field{margin-top:14px}.form-row>.form-field+.form-field{margin-top:0}.form-label{font-size:12px;font-weight:600;color:var(--text-muted)}.form-input,.form-select,.form-textarea{padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-input);color:var(--text);font-size:14px;outline:none;transition:border-color .15s;width:100%;min-width:0;box-sizing:border-box}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary)}.form-textarea{resize:vertical;font-family:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border:none;border-radius:var(--radius);font-size:14px;font-weight:600;cursor:pointer;transition:all .15s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-hover)}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-muted)}.btn-outline:hover{border-color:var(--text-muted);color:var(--text)}.btn-sm{padding:6px 12px;font-size:12px}.btn-block{width:100%;margin-top:20px}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:10px 12px;font-size:11px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border)}.data-table td{padding:10px 12px;font-size:13px;border-bottom:1px solid var(--border)}.data-table tr:hover td{background:#f8fafc}.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:600}.badge-success{background:#dcfce7;color:var(--success)}.badge-danger{background:#fee2e2;color:var(--danger)}.badge-warning{background:#fef3c7;color:var(--warning)}.badge-muted{background:#f1f5f9;color:var(--text-muted)}.upload-area{border:2px dashed var(--border);border-radius:var(--radius);padding:32px;text-align:center;cursor:pointer;transition:all .15s}.upload-area:hover,.upload-area.dragover{border-color:var(--primary);background:#eff6ff}.upload-area .icon{color:var(--text-muted);margin-bottom:8px}.upload-area p{font-size:13px;color:var(--text-muted)}.upload-area .filename{font-size:14px;color:var(--primary);font-weight:600;margin-top:4px}.progress-bar{height:6px;background:var(--border);border-radius:3px;overflow:hidden;margin-top:12px}.progress-bar-fill{height:100%;background:var(--primary);transition:width .3s ease}.toolbar{display:flex;align-items:center;gap:8px;margin-bottom:16px}.toolbar-search{flex:1;max-width:280px}.toolbar .btn{white-space:nowrap}.empty-state{text-align:center;padding:48px 24px;color:var(--text-muted)}.empty-state p{margin-top:8px;font-size:13px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000004d;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:28px;width:720px;max-width:92vw;max-height:85vh;overflow-x:hidden;overflow-y:auto;box-sizing:border-box}.modal h2{font-size:18px;margin-bottom:20px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:24px}.color-swatch{display:inline-block;width:20px;height:20px;border-radius:4px;border:1px solid var(--border);vertical-align:middle}.toast{position:fixed;bottom:20px;right:20px;padding:12px 20px;border-radius:var(--radius);font-size:13px;font-weight:600;z-index:200;animation:slideIn .25s ease}.toast-success{background:#dcfce7;color:var(--success);border:1px solid #bbf7d0}.toast-error{background:#fee2e2;color:var(--danger);border:1px solid #fecaca}@keyframes slideIn{0%{transform:translateY(12px);opacity:0}to{transform:translateY(0);opacity:1}}.spin{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.tabs{display:flex;gap:0;margin-top:12px;border-bottom:1px solid var(--border)}.tab-btn{padding:8px 20px;border:none;background:transparent;color:var(--text-muted);font-size:13px;font-weight:600;cursor:pointer;border-bottom:2px solid transparent;transition:all .15s;margin-bottom:-1px}.tab-btn:hover{color:var(--text)}.tab-btn.active{color:var(--primary);border-bottom-color:var(--primary)}.section-label{font-size:12px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-top:1px solid var(--border);margin-top:16px;padding-top:12px}.form-row{display:grid;gap:12px;align-items:start}.form-row.cols-2{grid-template-columns:1fr 1fr}.form-row.cols-3{grid-template-columns:1fr 1fr 1fr}.form-row.cols-4{grid-template-columns:1fr 1fr 1fr 1fr}.form-row+.form-row,.form-row+.form-field,.form-field+.form-row{margin-top:14px}.form-check{display:flex;flex-direction:row;align-items:center;gap:8px;margin-top:14px}.form-check .form-label{margin:0}.modal{max-width:720px}.modal.modal-wide{max-width:900px}.import-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:16px 20px}.import-system-tag{display:inline-flex;align-items:center;gap:6px;background:var(--primary);color:#fff;font-size:12px;font-weight:600;padding:4px 12px;border-radius:4px;letter-spacing:.5px}.import-dropzone{border:2px dashed var(--border);border-radius:8px;padding:28px 20px;display:flex;flex-direction:column;align-items:center;gap:8px;cursor:pointer;transition:border-color .2s,background .2s;text-align:center}.import-dropzone:hover{border-color:var(--primary);background:#0041c40a}.import-dropzone.has-file{border-color:var(--success);background:#10b9810a}.import-info{display:flex;gap:10px;padding:12px 16px;background:#f59e0b14;border:1px solid rgba(245,158,11,.2);border-radius:8px;font-size:12px;color:var(--text)}.import-info ul{font-size:11px}.import-spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto}.import-progress-bar{width:100%;height:6px;background:var(--border);border-radius:3px;margin-top:16px;overflow:hidden}.import-progress-fill{height:100%;background:var(--primary);border-radius:3px;transition:width .3s ease}.import-results-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:16px}.import-result-item{text-align:center;padding:14px 8px;background:var(--surface);border:1px solid var(--border);border-radius:8px}.import-result-item.success{border-color:var(--success);background:#10b9810f}.import-result-item.warning{border-color:#f59e0b;background:#f59e0b0f}.import-result-item.danger{border-color:var(--danger);background:#ef44440f}.import-result-number{display:block;font-size:24px;font-weight:700;line-height:1}.import-result-item.success .import-result-number{color:var(--success)}.import-result-item.warning .import-result-number{color:#f59e0b}.import-result-item.danger .import-result-number{color:var(--danger)}.import-result-label{display:block;font-size:11px;color:var(--text-muted);margin-top:4px}.import-errors-detail{margin-top:16px;padding:12px 16px;background:#ef44440f;border:1px solid rgba(239,68,68,.2);border-radius:8px;font-size:12px}.import-errors-detail ul{margin:6px 0 0;padding-left:18px;font-size:11px;color:var(--danger)}